Verified Sep 2026
Powertrain & Drivetrain
·

Elgin, Illinois
·
Since 1919
Elgin Industries is a family-owned manufacturer of engine and chassis components in Elgin, Illinois, founded in 1919 and now in its third generation of Skok family ownership. It is a fully integrated Tier 1 valvetrain maker, producing valves, guides, seats, lifters, rocker arms, camshafts, piston pins, and steering and suspension parts for OE and aftermarket customers, with in-house heat treating and IATF 16949 certification.
Elgin Industries at a glance
Revenue
$50–100M
Est. band · private
Employees
200–500
Est. band · integrated campus
Founded
1919
As Elgin Machine Works · by Martin Skok Sr
Headquarters
Elgin, Illinois
Global HQ and production campus
Ownership
Family-owned
Third generation · Main Street Capital recap 2022
Certifications
IATF 16949
Claimed current · ISO 14001
Import activity
358
US import shipments · two entities
Known customers
GM · Ford · Stellantis · Harley-Davidson · Deere
Company OE and quality-award roster
Industries
Automotive
Industrial Equipment
Military & Defense
Sourcing and import activity
From US customs bill-of-lading records, January 2015 – September 2026 (Elgin Industries entity)
US sea imports
121
Named foreign suppliers
6
Top origins
China · Brazil · Taiwan · India
Most recent shipment
Sep 12, 2026
Shared foreign counterparties do not establish that these companies buy from Elgin Industries.
What this tells a buyer
The import mix under the manufacturer entity is dominated by valvetrain components, rocker arms, valve guides, seats, lifters, and tappets, the signature of a company that finishes and assembles engine parts in Illinois rather than a reseller of finished goods.
A second customs entity, Elgin World Trade, adds 237 shipments and sources a different mix: chassis parts such as ball joints and tie rod ends from Taiwan and engine valves from India, the export and aftermarket side of the business.
Ocean-import volume is modest and softening, one shipment in the most recent month versus a year earlier, but both entities were still importing in September 2026 across an 11-year continuous record. Elgin also publishes a specific Tier 1 OE customer roster, General Motors, Ford, Stellantis, Harley-Davidson, and John Deere among them.
Source: US customs bill-of-lading records and public filings · Last verified Sep 27, 2026
STABILITY SIGNALS
Established & active
107 years in continuous, family-owned operation, now in its third generation of Skok family leadership.
Documented Tier 1 OE supplier to General Motors, Ford, Stellantis, Harley-Davidson, and John Deere.
Actively importing engine and chassis components as of September 2026; recapitalized by Main Street Capital (NYSE) in 2022.
What Elgin Industries makes
Elgin Industries is a fully integrated manufacturer of engine and chassis components, built around valvetrain work. Its product lines run from piston pins, push rods, valves, valve guides, valve seats, valve lifters, rocker arms, retainers, and camshafts to steering and suspension parts such as king pins, coil springs, bushings, ball joints, and tie rod ends. The company traces its start to a single part: founder Martin Skok Sr. began in 1919 by making high-strength replacement piston pins, and sold more than 36,000 of them in the first year.
The company is one of the aftermarket's few vertically integrated valvetrain manufacturers. It runs in-house heat treating, which it says it has operated for more than 100 years, along with centerless grinding, precision machining, and on-site metallurgy and metrology labs. Its BLACK ICE line applies super-cryogenic treatment to performance components, and the Elgin PRO-STOCK brand supplies camshaft and valvetrain kits for street and racing engines, from classic small-blocks to modern LS platforms. Elgin also formulates lubricants and chemical additives, including ZDDP supplements under the RxEMEDY name, and packages and distributes private-label products for its aftermarket customers. Apollo's profile puts the catalog at more than 45,000 SKUs.
Elgin serves both sides of the market: it is a Tier 1 original equipment supplier to major vehicle and engine makers, and a global aftermarket supplier sold through wholesalers worldwide. Its Elgin World Trade division exports components to customers in the Middle East, Latin America, Europe, and other regions. All of the company's OE products are designed and manufactured at its campus in Elgin, Illinois.
Ownership and history
Elgin Industries has been owned and operated by the same family, in the same town, for over a century. Martin Skok Sr., who emigrated alone from Czechoslovakia through Ellis Island as a nine-year-old in 1904, founded the company as Elgin Machine Works in 1919 after spotting a shortage of reliable replacement piston pins while running an auto dealership service department. By 1935 the company had 50 employees and was shipping more than 2.5 million of its Elgin Lap piston pins a year. His son, Martin Skok Jr., became CEO in 1954 and expanded both the original-equipment business and a motorsports program whose Elgin Piston Pin Special ran in 11 Indianapolis 500s. The company celebrated its 100th anniversary in 2019 under the third generation of the Skok family.
Leadership continuity is a stated part of how the business runs. In May 2026, Elgin appointed Chris Anderson, a 26-year company veteran who joined in 2000 and rose through international sales and operations roles, as President and Chief Operating Officer. Bill Skok, grandson of the founder, continues as Chief Executive Officer. The company remains family-owned, with an outside financing partner: in October 2022, Main Street Capital, a New York Stock Exchange business development company, and its co-investors recapitalized Elgin, funding $34.3 million in senior secured debt and direct equity alongside a revolving credit line, partnering with the existing owners and management team.
Certifications and quality
Elgin's manufacturing complex is certified to IATF 16949, the automotive quality-management standard, and to ISO 14001 for environmental management, both stated on the company's quality page. The company describes statistical process control, total quality management, comprehensive paperless product traceability, and continuous cost reduction as standard practice, backed by its on-site metallurgy and metrology labs. No certificate dates are published on the site, so these read as current claims rather than dated documents. Elgin also publishes a Conflict Minerals policy aligned with Section 1502 of the Dodd-Frank Act and a limited lifetime warranty on its components. Its status as an OE supplier reflects years of customer quality audits: the company lists quality awards and certifications from General Motors, Ford, Navistar, Mack Trucks, and Harley-Davidson.
Known customers
Elgin publishes its own OE-customer and quality-award roster, which is unusually specific for a components manufacturer.
Customer | Evidence | Confidence |
|---|---|---|
General Motors | Named OE customer and quality-award grantor on Elgin's own pages | Documented |
Ford Motor Company | Named OE customer on Elgin's history and about pages | Documented |
Stellantis (Chrysler) | Named Tier One OE customer on Elgin's history page | Documented |
Harley-Davidson | Named OE customer and quality-award grantor | Documented |
Deere & Company (John Deere) | Named Tier One OE customer | Documented |
Navistar (International) | Named OE customer and quality-award grantor | Documented |
Mack Trucks | Named OE customer and quality-award grantor | Documented |
Polaris | Named Tier One OE customer on Elgin's history page | Documented |
These are the company's own published claims about its OE relationships and awards. Federal-Mogul also appears on Elgin's list as a quality-award grantor, reflecting its aftermarket brand relationships.
Sourcing evidence
Elgin appears in US customs records under two entities: Elgin Industries, the manufacturer, with 121 sea shipments since 2015, and Elgin World Trade, its export and aftermarket division, with 237, for a combined 358 shipments. Both were still importing in September 2026. The two records read like the two sides of the business. The manufacturer's imports are dominated by valvetrain components, bills of lading naming rocker arms, valve guides, valve seats, valve lifters, and valve tappets, consistent with a company that finishes and assembles engine parts in Illinois rather than reselling finished goods.
The most active suppliers to the manufacturer entity:
Supplier | Country | Shipments | Typical goods |
|---|---|---|---|
Sino Motorworks | China | 18 | Rocker arms, valve guides, valve seats, lifters |
Ningbo Aux Import and Export | China | 18 | Mixed components |
Metalurgica Riosulense | Brazil | 15 | Valve tappets, guides, seats |
Oilless Bearing Group | China | 9 | Sliding bearings |
Innova Rubbers | India | 5 | Bonded rubber engine mounts |
Chengpang Power | Taiwan | 4 | Rubber gaskets and seals |
Six shown of the recorded suppliers. Origin countries for the manufacturer entity lead with China (74 shipments), Brazil (15), Taiwan (14), and India (8). Estimated cumulative ocean shipping spend is about $203,000 across the record, with cost data covering 66% of shipments, an order-of-magnitude figure rather than an audited one.
The Elgin World Trade division sources a different mix: chassis parts such as ball joints, tie rod ends, and control arms from the Taiwanese supplier Jason (41 shipments), engine valves from AVR Valves in India (27), and lifters, rocker arms, and camshafts from Safine Precision Machinery in China (26). Its main lanes run Kaohsiung to Long Beach, Shanghai to Los Angeles, and Nhava Sheva to Newark.
Coverage caveats: these are US ocean-freight records only. Air, truck, and rail movements do not appear, some records name freight intermediaries rather than manufacturers, and product categories come from declared manifest codes, which are noisy. A few air-conditioning and miscellaneous entries in the manifest data are consolidation noise. Absence of a record is not evidence of absence.
Frequently asked questions
What does Elgin Industries make?
Elgin Industries manufactures engine and chassis components, with a core specialty in valvetrain parts: valves, guides, seats, lifters, rocker arms, camshafts, push rods, and piston pins, plus steering and suspension parts such as king pins, coil springs, and ball joints. It also runs in-house heat treating, produces performance parts under the PRO-STOCK and BLACK ICE brands, and formulates lubricants and additives. Apollo's profile lists more than 45,000 SKUs.
Who owns Elgin Industries?
Elgin Industries is family-owned and operated by the Skok family, now in its third generation. It was founded in 1919 by Martin Skok Sr., and his grandson Bill Skok is the current CEO. In October 2022, Main Street Capital, a New York Stock Exchange business development company, and co-investors recapitalized the business as a financing partner alongside the existing family owners.
Who are Elgin Industries' customers?
Elgin is a Tier 1 original-equipment supplier whose published customer and quality-award roster names General Motors, Ford, Stellantis (Chrysler), Harley-Davidson, Deere & Company, Navistar, Mack Trucks, and Polaris. It also supplies the global aftermarket through wholesalers and exports components through its Elgin World Trade division.
Where is Elgin Industries located?
Elgin Industries is headquartered at 1100 Jansen Farm Drive in Elgin, Illinois, where it operates its global headquarters and production campus. All of the company's OE products are designed and manufactured on that campus. It has been based in the same town since its 1919 founding.
How old is Elgin Industries?
Elgin Industries was founded in 1919 and is 107 years old as of 2026. It started as Elgin Machine Works, making replacement piston pins, and marked its 100th anniversary in 2019 under third-generation family ownership.
What certifications does Elgin Industries hold?
Elgin's manufacturing complex is certified to IATF 16949 for automotive quality management and ISO 14001 for environmental management, per the company's quality page. It also runs statistical process control and total quality management programs, maintains paperless product traceability, and publishes a Dodd-Frank Conflict Minerals policy.
Last verified September 27, 2026. Is this your company? Request a correction.
Latest news
May 2026
Elgin appointed Chris Anderson, a 26-year company veteran, as President and COO; Bill Skok, grandson of the founder, continues as CEO (company announcement; also covered by Auto Service World and Performance Racing Industry).
Oct 2022
Main Street Capital (NYSE: MAIN) and co-investors recapitalized Elgin Industries, funding $34.3 million in senior secured debt and direct equity plus a revolving credit line, partnering with the existing family owners (Main Street Capital press release).
2019
Elgin Industries marked its 100th anniversary under third-generation family leadership (company milestone).
Refreshed weekly · updated Sep 27, 2026
Leadership

Bill Skok
Chief Executive Officer

Chris Anderson
President & Chief Operating Officer
Location & contact
Phone
(847) 742-1720
Certification
IATF 16949
Automotive quality management (integrated manufacturing complex)
IATF 16949 · ISO 14001 (claimed current)
Inside the facility

Elgin PRO-STOCK camshaft and valvetrain kit: camshaft, valve springs, retainers, valve seals, and pushrods (product image, elginind.com)

BLACK ICE super-cryogenic-treated valvetrain components: camshafts, valves, rocker arms, pushrods, springs, and seals (product image, elginind.com)

Elgin's brand portfolio: PRO-STOCK, BLACK ICE, RxEMEDY, and the Elgin World Trade export division (brand lockup, elginind.com)
Photos: elginind.com
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